# September 21

> day of the year

**Wikidata**: [Q2891](https://www.wikidata.org/wiki/Q2891)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/September_21)  
**Source**: https://4ort.xyz/entity/september-21


## References

1. [Source](https://lingualibre.fr/wiki/Q204145)
2. BabelNet
3. FactGrid